{"product_id":"slab-of-corundum-sapphire-in-host-rock-50-x-40-x-10-20-mm-from-newfoundland-and-labrador-canada","title":"Slab of Corundum-Sapphire in Host Rock, 50 x 40 x 10.20 mm, from Newfoundland and Labrador, Canada","description":"\u003cp data-path-to-node=\"2,0\"\u003eThis small, unpolished slab of corundum-bearing rock from Hopedale, Newfoundland and Labrador features porphyroblasts and granular layers of corundum-sapphire in shades ranging from reddish-purple to lavender-purple to soft pink. The corundum forms in a dark, contrasting biotite-rich matrix and glows vividly under shortwave and longwave UV light. There is a bright green chrome verdite (or fuschite-clay alteration) occurring on the weathered outside edges of this slab, which is shown in more detail in the last photo.  \u003c\/p\u003e\n\u003cp data-path-to-node=\"2,0\"\u003eWhile left unpolished, the surfaces on this specimen can be oiled or sealed with epoxy to bring out its full colour. This piece is also versatile lapidary rough for custom cabochons, tumbling, or carving projects.\u003c\/p\u003e\n\u003cp\u003eWeight: 45 grams\u003c\/p\u003e\n\u003cp\u003eDimensions: approximately 50 x 40 x 10.20 mm. This slab has no notable saw marks or variance in thickness.\u003c\/p\u003e","brand":"Fireweed Minerals","offers":[{"title":"Default Title","offer_id":71543602282749,"sku":"Slab008","price":35.0,"currency_code":"CAD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0842\/4341\/5293\/files\/DSC00192.jpg?v=1791917957","url":"https:\/\/fireweedminerals.ca\/products\/slab-of-corundum-sapphire-in-host-rock-50-x-40-x-10-20-mm-from-newfoundland-and-labrador-canada","provider":"Fireweed Minerals","version":"1.0","type":"link"}